Home / 19,189.80-28,784.70-16,237.35

Finding the Fourth Proportional to 19,189.80, 28,784.70 and 16,237.35

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Solution

The fourth proportional to 19,189.80, 28,784.70 and 16,237.35 is: 24,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.80 : 28,784.70 = 16,237.35 : x
  2. Step 2: Convert to fraction form
    19,189.80/28,784.70 = 16,237.35/x
  3. Step 3: Cross multiply
    19,189.80x = 28,784.70 × 16,237.35
  4. Step 4: Simplify right side
    19,189.80x = 467,387,248.55
  5. Step 5: Solve for x
    x = 467,387,248.55/19,189.80
  6. Step 6: Final answer
    x = 24,356.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.